Flash Flood — Mccormick, South Carolina

2025-08-05 · near Plum Branch, Mccormick, South Carolina

Event narrative

Emergency Manager reported roadway closure due to flooding on Whitetown Rd at Stevens Creek which overflowed its banks. New Hope Rd just south of Whitetown Rd was also closed due to flooding.

Wider weather episode

Anomalously high deep layer moisture over the area with strong moisture transport. Isentropic lift and favorable divergence aloft in the right entrance region of an upper level jet streak supported widespread rain which was moderate to heavy at times. This led to isolated flash flooding.

View location on OpenStreetMap → (33.8814, -82.2488)

Source: NOAA Storm Events Database, event_id 1270599. Narrative written by the NWS forecast office that issued the report.